diff --git a/tools/test-requires b/tools/test-requires
index 2395e781a9a4..d64e5f7eed53 100644
--- a/tools/test-requires
+++ b/tools/test-requires
@@ -6,5 +6,5 @@ mox==0.5.3
 nose
 nosexcover
 openstack.nose_plugin
-pep8==0.6.1
+pep8==1.0.1
 sphinx>=1.1.2
diff --git a/tox.ini b/tox.ini
index e3438e287278..123558d357c2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,7 +11,7 @@ commands = /bin/bash run_tests.sh -N -P
 downloadcache = ~/cache/pip
 
 [testenv:pep8]
-deps = pep8
+deps = pep8==1.0.1
 commands = /bin/bash run_tests.sh -N --pep8
 
 [testenv:coverage]